Translation of "badmouth (someone) behind (their) back" in Russian

Translations

плохо говорить о (ком-то) за (их) спиной

She tends to badmouth her colleagues behind their backs.

Она склонна плохо говорить о своих коллегах за их спиной.

Definitions

To speak negatively or disparagingly about someone when they are not present, often in a secretive or deceitful manner.

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